Base | Representation |
---|---|
bin | 10011110011000001100… |
… | …01000110101110000000 |
3 | 2102000210021120220000101 |
4 | 21321200301012232000 |
5 | 42121101422134310 |
6 | 1240254221332144 |
7 | 100100456206003 |
oct | 11714061065600 |
9 | 2360707526011 |
10 | 680228318080 |
11 | 242535174403 |
12 | ab9bb107054 |
13 | 4c1b7182b7c |
14 | 24ccd49353a |
15 | 12a633db43a |
hex | 9e60c46b80 |
680228318080 has 32 divisors (see below), whose sum is σ = 1626170824440. Its totient is φ = 272091326976.
The previous prime is 680228318047. The next prime is 680228318131. The reversal of 680228318080 is 80813822086.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (32).
It is a self number, because there is not a number n which added to its sum of digits gives 680228318080.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 531427734 + ... + 531429013.
Almost surely, 2680228318080 is an apocalyptic number.
It is an amenable number.
680228318080 is an abundant number, since it is smaller than the sum of its proper divisors (945942506360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
680228318080 is a wasteful number, since it uses less digits than its factorization.
680228318080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1062856766 (or 1062856754 counting only the distinct ones).
The product of its (nonzero) digits is 294912, while the sum is 46.
The spelling of 680228318080 in words is "six hundred eighty billion, two hundred twenty-eight million, three hundred eighteen thousand, eighty".
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